Minimum allowable values of the energy efficiency and energy efficiency grades for room air conditioners

Last updated: 17 May 2021

The national standard "Limited Values ??and Levels of Energy Efficiency of Room Air Conditioners" is reported and implemented by TC20 (National Energy Foundation and Management Standardization Technical Committee), and the competent department is the National Standardization Management Committee .


The new standard - GB 21455-2019, which is the most strict standard introduced so far, is also considered very high in international standard and replaces the previous GB 21455-2013 and GB 12021.3-2010

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